Originally Posted by
dkc192
How is this still the case?! AA has had the exact same seats with doors in service for almost a year now. And did UA not think through the door certification timeline (among many other issues, evidently) before rushing this plane into service?
It's a different seating layout, thus requiring its own certification. And the FAA is glacially slow. I hesitate to blame the airlines for these delays (except for LH which created its very own certification mess).